import java.util.Scanner;

public class Menu {

    public static void start() {
        Scanner scanner = new Scanner(System.in);
        System.out.println("******************************************************************************");
        System.out.println("*                        Long Integer Arithmetic Unit                        *");
        System.out.println("*                                                                            *");
        System.out.println("*                           Input any key to enter                           *");
        System.out.println("******************************************************************************");
        String tem=scanner.nextLine();
    }
    public static void menu() {
        System.out.println("=====================================Menu=====================================");
        System.out.println("|            1.addition            2.subtraction        3.multiplication     |");
        System.out.println("|            4.division            0.exit                                    |");
        System.out.println("==============================================================================");
        System.out.print("Please select the operation： ");
    }
}
